I always start with a pencil sketch that is scanned into my computer before starting.

在开始前，我都会先画好素描，然后再扫描到我的电脑里。

youdao

Learning colour is pen paint from life later; Should be pencil sketch next.

学完色彩以后就是钢笔写生；接下来就应该是铅笔素描。

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Equally evocative are Carter's diaries and record CARDS, and his delicate drawings of the finds, including a pencil sketch of the masked king lying in a nest of coffins.

同样唤起人们回忆的是卡特尔的日记、记录卡片以及他对发掘物精致的绘画，这其中就包括对棺材里带有面具的王的铅笔素描。

youdao

At the Hudson River Museum in Yonkers, a pencil sketch of "Catskill Mountain House From North Mountain" (1839-44) by Thomas Cole vividly conveys this expansive urge.

WSJ: River Romantics | The Panoramic River | Hudson River Museum | By Barrymore Laurence Scherer

Moved by the effort, Picasso contributed three additional creations to the museum, as well as a pencil sketch of Les Demoiselles d'Avignon, still on display today.

BBC: Undiscovered Basel

Using very much a pencil sketch of the theory we find that where there is free land available then rents are going to be very low.

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